The U.S. Embassy in Guyana warned Sunday that it had received "unconfirmed threat information" about a regional airline's flights from the South American country to the United States on Monday and urged Americans to avoid using the carrier.

The North Korean government has rescinded an invitation for a senior State Department official to visit the isolated nation to discuss the release of American and Christian missionary Kenneth Bae, a State Department source told Fox News on Sunday.

The glitches and other problems with the ObamaCare website that sparked a national firestorm are similar to those military veterans using the federal government’s online benefits system have routinely faced for about the past 18 months.